<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>v-cloak</title>
    <script src="../js/vue.js"></script>
</head>
<style>
    [v-cloak]{
        display: none;
    }
</style>
<body>
    <div id="app">
        <p>{{msg}}</p>
    </div>

    
    <script>
        setTimeout(function(){
            let app = new Vue({
                el:"#app",
                data:{
                    msg:'hello world'
                }
            })
        },1000)
    </script>
    
</body>
</html>